Home / 4,098,508.20-6,151,480.20-2,078,157.60

Finding the Fourth Proportional to 4,098,508.20, 6,151,480.20 and 2,078,157.60

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Solution

The fourth proportional to 4,098,508.20, 6,151,480.20 and 2,078,157.60 is: 3,119,121.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,508.20 : 6,151,480.20 = 2,078,157.60 : x
  2. Step 2: Convert to fraction form
    4,098,508.20/6,151,480.20 = 2,078,157.60/x
  3. Step 3: Cross multiply
    4,098,508.20x = 6,151,480.20 × 2,078,157.60
  4. Step 4: Simplify right side
    4,098,508.20x = 12,783,745,328,879.52
  5. Step 5: Solve for x
    x = 12,783,745,328,879.52/4,098,508.20
  6. Step 6: Final answer
    x = 3,119,121.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.